When the heart’s mitral valve works correctly, consider it a wonder of biological architecture. “The mitral valve functions like two doors that open and close,” says Dr. Joseph Lamelas, chief of cardiothoracic surgery at…

Workplace Noise Can Damage Hearing Over Time In this Focusing on You segment, Dr. Sandra Velandia, audiologist at UHealth Ear Institute, discusses the diagnosis and treatment of noise-induced hearing loss…